The following are known CWCheat Codes for Grand Theft Auto: Liberty City Stories on Sony Playstation Portable (PSP).

_S ULJM-05255
_G Grand Theft Auto: Liberty City Stories [JP]
_C0 [] de stormy car
_L 0x0033AE0D 0x00000000
_L 0xD0000000 0x10008000
_L 0x0033AE0D 0x00000001
_C0 12:00 Kotei
_L 0x003677D4 0x0000000C
_C0 12:XX
_L 0x003677D4 0x0000000C
_C0 12:XX Part-2
_L 0x0036BCD4 0x0000000C
_C0 AK-47
_L 0x01147B94 0x0000001E
_L 0x01147B98 0x0000270F
_L 0x017FF28C 0x0000270F
_C0 All Green Lights(C)gomi
_L 0x00338670 0x00000001
_C0 All weapon reloadless
_L 0x00057200 0x00000000
_C0 Armor Max
_L 0x11147A0E 0x000042C8
_C0 Armour Max
_L 0x11147A0E 0x000042C8
_C0 Auto-drive patrol car in vigilante missions
_L 0x0177014C 0x00000001
_C0 Big Head(C)gomi
_L 0x0034F067 0x00000001
_C0 Cars don't break
_L 0x8117788A 0x003C06E0
_L 0x0000007A 0x00000000
_C0 Cars don't spin
_L 0x0031F9F4 0xFFFFFFFF
_C0 Cars drive on water(C)gomi
_L 0x0033AE12 0x00000001
_C0 Firefighter mission Level 2
_L 0x01770340 0x0000000C
_L 0x0177034C 0x0000000B
_C0 Guys Follow You
_L 0x0034F065 0x00000001
_C0 Helicopter in garage
_L 0x20642578 0x000000D6
_C0 Helicopter tank
_L 0x20C503B4 0x096BE7F0
_L 0x20C503E0 0x004C0100
_C0 Hidden Package complete
_L 0x00393214 0x00000064
_L 0x0176CCC4 0x00000064
_C0 High jump
_L 0x01147623 0x00000041
_C0 HP Max
_L 0x11147A0A 0x000042C8
_C0 HP Max
_L 0x11147A0A 0x000042C8
_C0 Infinite ammo
_L 0x11147B28 0x000003E7
_L 0x11147B40 0x000003E7
_L 0x11147B44 0x000007CE
_L 0x11147B5C 0x000003E7
_L 0x11147B60 0x000007CE
_L 0x11147B78 0x000003E7
_L 0x11147B7C 0x000007CE
_L 0x11147B94 0x000003E7
_L 0x11147B98 0x000007CE
_L 0x11147BB0 0x000003E7
_L 0x11147BB4 0x000007CE
_L 0x11147BBC 0x000003E7
_L 0x11147BC0 0x000007CE
_L 0x11147BCC 0x000003E7
_L 0x11147BD0 0x000007CE
_C0 Infinite hand bombs
_L 0x21147B28 0x7FFFFFFF
_C0 Infinite noodle
_L 0x01770120 0x00000006
_C0 Infinite pizza
_L 0x01770120 0x00000006
_C0 Infinite shot guns
_L 0x21147B60 0x7FFFFFFF
_C0 Infinite snipe rifles
_L 0x21147BD0 0x7FFFFFFF
_C0 Instant car burner
_L 0x01147623 0x01100AEA
_C0 M-17
_L 0x01147B40 0x00000011
_L 0x01147B44 0x0000270F
_L 0x017FF13C 0x0000270F
_L 0x017FF1F0 0x0000270F
_L 0x017FF21C 0x0000270F
_L 0x017FF28C 0x0000270F
_L 0x017FF2CC 0x0000270F
_C0 Metallic car(C)gomi
_L 0x00362F16 0x00000001
_C0 Micro-SMG
_L 0x01147B7C 0x0000270F
_L 0x01147B78 0x0000001E
_C0 Money Max
_L 0x2039320C 0x05F5E0FF
_C0 Moon jump
_L 0x011475CA 0x000000C8
_C0 More exhaust gas
_L 0x00e8c098 0x00ffffff
_L 0x00e8c094 0x00ff0000
_C0 Never wanted
_L 0x01147D80 0x00000000
_C0 Never Wanted
_L 0x01147D80 0x00000000
_C0 Noodle
_L 0x01770125 0x00000001
_C0 Noodle mission level 10
_L 0x01770118 0x0000000A
_C0 Noodle value
_L 0x0177011C 0x0000000A
_C0 NORIMONO CHEAT HENKO
_L 0x0029B1A8 0x00000000
_C0 Paramedic mission Level 1
_L 0x0177011C 0x00000001
_C0 Pistol Reloadless
_L 0x01147B40 0x00000002
_C0 Pistol Reloadless Part-2
_L 0x0114C040 0x00000002
_C0 Pizza mission level 10
_L 0x01770118 0x0000000A
_C0 Portland safehouse car change
_L 0x106424C8 0x00000092
_C0 Race Rank1
_L 0x1176DB9C 0x00000001
_C0 Race Rank1
_L 0x1176DB9C 0x00000001
_C0 Rampage mission remaining 1
_L 0x00367BEC 0x00000001
_C0 RC race Check point
_L 0x1176E53C 0x00000021
_C0 RC race Check point
_L 0x1176E53C 0x00000021
_C0 Rescue time
_L 0x01770119 0x00000001
_C0 RPG rensha
_C0 RPG rensha 
_L 0x01147BB0 0x0000000A
_C0 Save Count 0
_L 0x003678F8 0x00000000
_C0 Scrapyard Challenge point change
_L 0x21770134 0x00000016
_C0 Stamina Max
_L 0x011478A4 0x00000000
_C0 Taxi value
_L 0x1176C768 0x00000063
_L 0x10367924 0x00000064
_C0 Taxi value
_L 0x1176C768 0x00000063
_L 0x10367924 0x00000064
_C0 The best grip(C)gomi
_L 0x0033AE0E 0x00000001
_C0 Translucent car(C)gomi
_L 0x00362F14 0x00000001
_C0 Trashmaster Cheat Change(C)gomi
_L 0x0029B1C4 0x000000xx
_C0 Upside Down(C)gomi
_L 0x0033A67C 0x00000001
_C0 Vigilante mission Level 12
_L 0x0177026C 0x0000000C
_C0 Vigilante value
_L 0x017701BC 0x0000000C
_L 0x00367944 0x0000000C
_C0 XX:00
_L 0x003677D5 0x00000000
_C0 XX:00 Part-2
_L 0x0036BCD5 0x00000000